Solve: x + 2 = 4

5 answers

To solve for x, we need to isolate x on one side of the equation. We can do this by subtracting 2 from both sides of the equation:

x + 2 - 2 = 4 - 2

This simplifies to:

x = 2

Therefore, the solution is x = 2.
-2x + 4 = 56 + 8
To solve for x, we need to isolate the variable by performing operations that simplify the equation step by step.

-2x + 4 = 56 + 8

First, we can combine the numbers on the right side of the equation:

-2x + 4 = 64

Next, we can subtract 4 from both sides of the equation to isolate the -2x term:

-2x + 4 - 4 = 64 - 4

This simplifies to:

-2x = 60

Now, we need to divide both sides of the equation by -2 to solve for x:

(-2x) / -2 = 60 / -2

This gives us:

x = -30

Therefore, the solution to the equation is x = -30.
x/-4 + 2 = 82
To solve for x in the equation x/-4 + 2 = 82, we will need to isolate x on one side of the equation by performing the necessary operations.

First, let's subtract 2 from both sides of the equation:

x/-4 + 2 - 2 = 82 - 2

This simplifies to:

x/-4 = 80

Next, we'll multiply both sides of the equation by -4 to remove the fraction:

(-4)(x/-4) = 80(-4)

The -4 on the left side cancels out, leaving us with:

x = -320

Thus, the solution to the equation is x = -320.
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